israel also keeping up the pressure, pounding militant targets in gaza. these pictures show a building used by hamas and the sites of a war plane and being wiped out completely by a direct hit. meanwhile, president obama doing some kind of a balancing act now, warning israel about the dangers of expanding its air assault into a ground war, while also defending israel's right to defend itself. his comments during a trip to thailand. >> there's no country on earth that would tolerate missiles raining down on its citizens from outside its borders. so, we are fully supportive of israel's right to defend itself from missiles landing on people's homes. and workplaces and potentially killing civilians. >> all this as israeli prime minister benjamin netanyahu warns his country is ready to expand its military operation with thousands of troops gathering near the israel-gaza border awaiting a possible ground invasion. and amid the prospect of more bloodshed moments of reflection. hundreds of jewish worshippers gathering at the western wall and praying for those liv